What affects the conversion rate of blog posts the most?

The topic of a blog post is the primary driver of its conversion rate because it dictates the intent and relevance for the reader. If the topic directly addresses a pain point or need that your product/service solves, the reader is more likely to convert. A highly relevant topic attracts the right audience, who are already predisposed to be interested in your offering. While site optimization for conversions (e.g., clear CTAs, good UX) is crucial, it optimizes the path to conversion, not the initial desire to convert. A poorly chosen topic, even on a perfectly optimized site, won't attract converting leads. Similarly, the number of calls to action (CTAs) is less impactful than the topic; too many can be distracting, and too few might miss opportunities, but neither can compensate for an irrelevant topic.